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(11)

EP 4 014 586 A1

(12)

(43) Date of publication: 22.06.2022 Bulletin 2022/25 (21) Application number: 20754711.8 (22) Date of filing: 10.08.2020

(51) International Patent Classification (IPC):  H04W 52/02(2009.01) (52) Cooperative Patent Classification (CPC): H04W 52/0229; H04W 72/0446; H04W 72/0406; H04W 76/27; Y02D 30/70 (86) International application number: PCT/EP2020/072334 (87) International publication number: WO 2021/032514 (25.02.2021 Gazette 2021/08)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 16.08.2019 US 201962887936 P (71) Applicant: Telefonaktiebolaget LM Ericsson (publ) 164 83 Stockholm (SE)	(72) Inventors: NIMBALKER, Ajit Fremont, CA 94538 (US) NORY, Ravikiran SAN JOSÉ, CA 95134 (US) SHUBHI, Ilmiawan 211 28 MALMÖ (SE) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)